weather forecast October 31, 2020 8:13 am Vianey's Forecast: Halloween Moderate Temperatures Cool temperatures are on sight for the Bay Area this weekend. The air quality will be moderate for most of the region. Vianey Arana is tracking your Microclimate Weather Forecast. US & World Videos 2:31 Forecast: Rainy Saturday ahead 2:12 Kari's forecast: Rainy Saturday ahead 2:48 Jeff's Forecast: Dry Friday; rain returns this weekend 3:48 Jeff's Forecast: Weekend rain timeline 2:42 Forecast: Warm day, Saturday rain